/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 * 
 *      http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.apache.naming.resources;

import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.io.InputStream;

/**
 * Encapsulates the contents of a resource.
 *
 * @author <a href="mailto:remm@apache.org">Remy Maucherat</a>
 */
public class Resource {


	// ----------------------------------------------------------- Constructors

	/**
	 * Binary content.
	 */
	protected byte[] binaryContent = null;
	/**
	 * Input stream.
	 */
	protected InputStream inputStream = null;

	public Resource() {
		// NO-OP
	}


	// ----------------------------------------------------- Instance Variables

	public Resource(InputStream inputStream) {
		setContent(inputStream);
	}

	public Resource(byte[] binaryContent) {
		setContent(binaryContent);
	}


	// ------------------------------------------------------------- Properties

	/**
	 * Content accessor.
	 *
	 * @return InputStream
	 * @throws IOException
	 */
	public InputStream streamContent() throws IOException {
		if (binaryContent != null) {
			return new ByteArrayInputStream(binaryContent);
		}
		return inputStream;
	}

	/**
	 * Content accessor.
	 *
	 * @return binary content
	 */
	public byte[] getContent() {
		return binaryContent;
	}

	/**
	 * Content mutator.
	 *
	 * @param binaryContent New bin content
	 */
	public void setContent(byte[] binaryContent) {
		this.binaryContent = binaryContent;
	}

	/**
	 * Content mutator.
	 *
	 * @param inputStream New input stream
	 */
	public void setContent(InputStream inputStream) {
		this.inputStream = inputStream;
	}


}
